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  <title>parse (FeedFetcher::FeedFetcher)</title>
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  <pre><span class="ruby-comment cmt"># File feed_fetcher.rb, line 61</span>
         <span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">parse</span> (<span class="ruby-identifier">url_or_xml</span> , <span class="ruby-identifier">option</span> = <span class="ruby-identifier">:feed_url</span>)
            <span class="ruby-keyword kw">case</span> <span class="ruby-identifier">option</span>
              <span class="ruby-keyword kw">when</span> <span class="ruby-identifier">:feed_url</span>            <span class="ruby-keyword kw">then</span> <span class="ruby-identifier">feed_url</span> = <span class="ruby-identifier">fetch_page</span>(<span class="ruby-identifier">url_or_xml</span>)
              <span class="ruby-keyword kw">when</span> <span class="ruby-identifier">:xml</span>                         <span class="ruby-keyword kw">then</span> <span class="ruby-identifier">feed_url</span> = <span class="ruby-identifier">url_or_xml</span>
            <span class="ruby-keyword kw">end</span>  
                        <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">feed_url</span>
                <span class="ruby-identifier">require</span> <span class="ruby-value str">'feed-normalizer'</span>
                <span class="ruby-constant">FeedNormalizer</span><span class="ruby-operator">::</span><span class="ruby-constant">FeedNormalizer</span>.<span class="ruby-identifier">parse</span> <span class="ruby-identifier">feed_url</span>
                <span class="ruby-keyword kw">end</span></pre>
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